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WHOOP

iOS Engineer I (Growth)

WHOOP, Boston, Massachusetts, us, 02298

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iOS Engineer I (Growth) At WHOOP, we're on a mission to unlock human performance and healthspan. WHOOP empowers members to perform at a higher level through a deeper understanding of their bodies and daily lives.

This role is based in the WHOOP office located in Boston, MA. The successful candidate must be prepared to relocate if necessary to work out of the Boston, MA office.

Responsibilities Build and iterate on iOS experiences that support our Growth initiatives, from onboarding flows to retention-driving features Collaborate cross-functionally with product, design, data science, and marketing to ship experiments and features that directly impact key business metrics Support our A/B testing infrastructure by contributing to test setup, instrumentation, and analysis Write clean, performant, and maintainable Swift code with a focus on speed to value and code quality Participate in sprint planning, code reviews, and team discussions to improve engineering practices and product outcomes Help debug issues and continuously improve the performance and stability of the WHOOP app

Qualifications Professional experience developing iOS applications in Swift, with a strong grasp of modern frameworks and architecture patterns Familiarity with experimentation and A/B testing concepts, and a data-informed approach to product iteration Solid foundation in software engineering principles, including object-oriented programming and mobile architecture Ability to balance quality and speed, with a strong sense of ownership over delivered outcomes Collaborative mindset and strong communication skills — you’re comfortable working in a highly cross-functional environment Passion for solving problems that remove friction and drive real business impact Familiarity with Git and agile development workflows Strong commitment to embracing and leveraging AI tools in day-to-day tasks, ensuring AI-assisted work aligns with the same high-quality standards as personal contributions

WHOOP is an Equal Opportunity Employer and participates in E-verify to determine employment eligibility. It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability.

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